NAME

Image::ExifTool::QuickTime - Read QuickTime and MP4 meta information

SYNOPSIS

This module is used by Image::ExifTool

DESCRIPTION

This module contains routines required by Image::ExifTool to extract information from QuickTime and MP4 video, M4A audio, and HEIC image files.

AUTHOR

Copyright 2003-2025, Phil Harvey (philharvey66 at gmail.com)

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

REFERENCES

<http://developer.apple.com/mac/library/documentation/QuickTime/QTFF/QTFFChap1/qtff1.html>

<http://search.cpan.org/dist/MP4-Info-1.04/>

<http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt>

<http://wiki.multimedia.cx/index.php?title=Apple_QuickTime>

<http://atomicparsley.sourceforge.net/mpeg-4files.html>

<http://wiki.multimedia.cx/index.php?title=QuickTime_container>

<http://code.google.com/p/mp4v2/wiki/iTunesMetadata>

<http://www.canieti.com.mx/assets/files/1011/IEC_100_1384_DC.pdf>

<http://www.adobe.com/devnet/flv/pdf/video_file_format_spec_v10.pdf>

SEE ALSO

"QuickTime Tags" in Image::ExifTool::TagNames, Image::ExifTool(3pm)